Marcello, Benedetto an eminent Italian composer of sacred music, was born at Venice, July 24, 1686. He made a thorough study of music under various masters, and at the same time studied law and became an advocate, holding several offices under the government. He was a member of the Council of Forty, and treasurer at Brescia, where he died, July 17, 1739. His most esteemed work is his music for Giustiniani's version of Fifty Psalms, of which a fine edition was published by John Garth, of Durham, in eight volumes folio, with English words. His other works consist of oratorios, masses, cantatas, madrigals, and different parts of the Roman Catholic service. He also left a MS. treatise on music.